1. TV PROJECT Kathy zhang xinyi 2nd

3. Discovery Channel  Discovery Channel (formerly The Discovery Channel) is an American satellite and cable specialty channel (also delivered via IPTV, terrestrial television and internet television in other parts of the world), founded by John Hendricks and distributed by Discovery Communications. It is a publicly traded company run by CEO David Zaslav. It provides documentary television programming focused primarily on popular science, technology, and history.

4. CNNNews  Cable News Network (CNN) is a U.S. cable news channel founded in 1980 by American media mogul Ted Turner. Upon its launch, CNN was the first channel to provide 24-hour television news coverage, and the first all-news television channel in the United States. While the news channel has numerous affiliates, CNN primarily broadcasts from its headquarters at the CNN Center in Atlanta, the Time Warner Center in New York City, and studios in Washington, D.C., and Los Angeles. CNN is owned by parent company Time Warner, and the U.S. news channel is a division of the Turner Broadcasting System.

5. Conclusion  From the expression of presenters we can know the type of the event. For example, their expression is seriously when they reported some sad issues. In addition, the presenters always speak smoothly and full of emotion that let audiences feel comfortable and admire with them. However, they need do lots of practices before the show.